It was recombined as Arca (Scapharca) auriculata by Dall (1889), Dall (1898) and Olsson (1922); it was recombined as Scapharca (Scapharca) auriculata by Dall (1898); it was recombined as Scapharca auriculata by Maury (1917); it was synonymized subjectively with Anadara (Caloosarca) notabilis by Vokes (1969).

It was recombined as Scapharca deshayesii by Dall (1898); it was recombined as Arca (Cunearca) deshayesii by Jenkins (1913); it was recombined as Scapharca deshayesi by Woodring et al. (1924); it was recombined as Scapharca (Scapharca) deshayesi by Maury (1925); it was synonymized subjectively with Anadara (Caloosarca) notabilis by Vokes (1969).

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.